diff --git a/BACKERS.md b/BACKERS.md
index e6bb9d0..b2c958f 100644
--- a/BACKERS.md
+++ b/BACKERS.md
@@ -2,9 +2,8 @@
 
 Thank you to the awesome backers who supported Simple Translate!
 
-<a href=https://www.patreon.com/sienori >
-<img src=https://c5.patreon.com/external/logo/become_a_patron_button.png alt="Became a patreon">
-</a>
+[<img src=https://c5.patreon.com/external/logo/become_a_patron_button.png alt="Became a patreon">](https://www.patreon.com/sienori)
+[<img src="other/promotion/badges/paypal.png" alt="Check out with PayPal">](https://www.paypal.me/sienoriExt)
 
 ## Backers via Patreon
 
diff --git a/README.md b/README.md
index 11192ee..341aa86 100644
--- a/README.md
+++ b/README.md
@@ -2,9 +2,9 @@
 
 #### Quickly translate selected text on web page. In toolbar popup, you can translate input text.
 
-[<img src="https://addons.cdn.mozilla.net/static/img/addons-buttons/AMO-button_1.png" align="left" alt="for Firefox">](https://addons.mozilla.org/firefox/addon/simple-translate/)
+[<img src="other/promotion/badges/firefox.png" align="left" alt="for Firefox">](https://addons.mozilla.org/firefox/addon/simple-translate/)
 
-[<img src="https://developer.chrome.com/webstore/images/ChromeWebStore_BadgeWBorder_v2_206x58.png" alt="for Chrome">](https://chrome.google.com/webstore/detail/simple-translate/ibplnjkanclpjokhdolnendpplpjiace)
+[<img src="other/promotion/badges/chrome.png" alt="for Chrome" height="60px">](https://chrome.google.com/webstore/detail/simple-translate/ibplnjkanclpjokhdolnendpplpjiace)
 
 [for Microsoft Edge](https://microsoftedge.microsoft.com/addons/detail/cllnohpbfenopiakdcjmjcbaeapmkcdl)
 
@@ -12,7 +12,8 @@
 
 Thank you to the awesome **[backers](https://github.com/sienori/simple-translate/blob/master/BACKERS.md)** who supported Simple Translate!
 
-[<img src="https://c5.patreon.com/external/logo/become_a_patron_button.png" alt="Became a Patreon">](https://www.patreon.com/sienori)
+[<img src="other/promotion/badges/patreon.png" alt="Became a Patreon">](https://www.patreon.com/sienori)
+[<img src="other/promotion/badges/paypal.png" alt="Check out with PayPal">](https://www.paypal.me/sienoriExt)
 
 ## Translation
 
diff --git a/other/promotion/badges/chrome.png b/other/promotion/badges/chrome.png
new file mode 100644
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diff --git a/other/promotion/badges/firefox.png b/other/promotion/badges/firefox.png
new file mode 100644
index 0000000..f640023
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diff --git a/other/promotion/badges/patreon.png b/other/promotion/badges/patreon.png
new file mode 100644
index 0000000..291b7bc
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diff --git a/other/promotion/badges/paypal.png b/other/promotion/badges/paypal.png
new file mode 100644
index 0000000..d1fa5b7
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